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FANG Biwu,XIAO Liang ,SUN Cheng,CHEN Yiping,XUE Yanjun,ZHANG Deliang
Abstract: In order to improve the absorption capacity of clean energy and make full use of the peak regulationresources of each province,the peak regulation capacity of different types of power sources was studied,and aregional power grid optimization dispatching method considering the mutual aid of peak regulation ...
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Number of views:2707 Amount of downloads:1048
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ZHANG Chao,QIU Han,LI Zhe,LIU Bochang,Zhang Baoshun,LI Chengyuan
Abstract: A control strategy of off-grid start-up of energy storage system(ESS)was proposed,which canmake all power converter systems(PCSs)entered off-grid mode smoothly and quickly in MW level battery energystorage power station,and make off-grid voltage set up. The unified off-grid phase angle and enable signal we...
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Number of views:2705 Amount of downloads:1036
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HAN Jianfu,XIAO Chun,SONG Xiaobing,LU Jiansheng,WANG Feifei
Abstract: With the continuous advancement of China's energy Internet strategy,how to reduce the occurrenceof electricity theft has become a focus of research. The historical data of electricity consumption was processed andanalyzed,and the data of electricity consumption were processed and converted to realize t...
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Number of views:2697 Amount of downloads:1150
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DUAN Huiqin,HUANG Zhiyong,DU Shuping,YAN Tianbi,WEI Yongheng,WEI Hongxing,CHENG Zhuo
Abstract: Bidirectional DC-DC converter is the key equipment to realize the power balance of DC microgrid,and the accurate distribution of load current is one of the main objectives of multi converter parallel control. Aimingat the current sharing problem of bidirectional DC-DC converter,a current sharing control ba...
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Number of views:2694 Amount of downloads:1108
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ZHANG Mao,CHENG Wenming,QIN Qin
Abstract: A set of container positioning system based on the laser radar measurement technology wasdesigned and realized to solve the problems of long service time,low efficiency and high labor intensity in therailway freight yard which caused by the manual operation of crane spreader alignment. The overall architec...
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Number of views:2694 Amount of downloads:1137
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DAI Yemin,LI Yukun,LIN Shunfu,BIAN Xiaoyan,LI Dongdong
Abstract: With the wide application of new energy grid connection technology,a large number of powerelectronic devices are connected to the power grid,and the power quality is affected by harmonic interaction. Aiming at the harmonic interaction problem of multi-inverter grid-connected system,the multi-input and mult...
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Number of views:2681 Amount of downloads:1055
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KONG Fanting,WANG Yang,YANG Hao,CHEN Jian,LU Lin
Abstract: High-voltage/low-voltage prefabricated substation is short for“box substation”,its nature of savingenergy has been widely researched. The research have been from choosing components to optimizing structure. Agreat of improved products have swarmed into market. But there is neither a set of method to test l...
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Number of views:2676 Amount of downloads:962
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ZHANG Zhi,WANG Xinyu,WANG Lin
Abstract: At present,the most commonly used methods for identifying photovoltaic cell parameters areanalytical methods and intelligent optimization algorithms. The sparrow search algorithm(SSA)is a newlyproposed intelligent optimization algorithm. It has the advantages of traditional intelligent optimization algorit...
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Number of views:2675 Amount of downloads:1033
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LIU Shiqi,WANG Yajing,MEI Yu,ZHANG Xiangke,SHI Yao,DOU Zhenhai
Abstract: In order to solve the problem of extracting harmonic parameters by noise interference Pronyalgorithm,a harmonic analysis method based on ensemble local mean decomposition(ELMD),singular valuedecomposition(SVD)and Prony was proposed. Firstly, the noisy signal was decomposed by ELMD,and thedemarcation point ...
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Number of views:2670 Amount of downloads:1009
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CHENG Zhiyuan,LI Zheng,WU Longfei,CHEN Kun,SUI Licheng
Abstract: Wireless power transmission technology can effectively solve the problems of wear,leakage and soon in the energy transmission process of traditional plug-in electrical equipment because of its non-physical contactenergy transmission mode. In view of this,a new type of secondary side magnetic ring strip typ...
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Number of views:2653 Amount of downloads:1113
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TANG Jiayuan,ZHAO Wenbin,LU Wu,GAO Yuan
Abstract: Under the electric power market environment,the key to achieve the joint operation of virtual powerplants lies in the profit distribution among the internal multi-subjects. To solve the impact of the final profitdistribution,which is caused by the uncertainty of the clean energy output of each main body in...
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Number of views:2649 Amount of downloads:1119
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GAI Zhiqiang,XUE Bin,LIYajie
Abstract: The traditional fault location method lack effective fault location process,which leads to the increaseof ranging error,fault location time and complexity. In order to effectively solve the above problems,a new faultlocation method for multi-power distribution network based on traveling wave theory was des...
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Number of views:2636 Amount of downloads:989
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ZHANG Yubo,LIU Xu,CAO Yang
Abstract: The hybrid excited segmental rotor flux switching permanent magnet(HESRFSPM)machine basedon eccentric pole was proposed. Under the condition of constant air gap area,the segmental rotor structure based on eccentric pole can reduce 2,4,10 radial air gap flux density space harmonic amplitudes by comparing ai...
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Number of views:2634 Amount of downloads:1306
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HUANG Heyao,WANG Luyang,WU Jiaming,BAI Yang,DING Quan,BAI Hongshan
Abstract: Virtual synchronous generator technology can provide virtual inertia for the frequency stability ofmicrogrid,but there are a lot of asymmetric loads in the operation of microgrid. In order to compensate theunbalanced load and output three-phase symmetrical voltage and current,an improved control strategy b...
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Number of views:2632 Amount of downloads:1050
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WANG Xing,TAN Peixiao,CHENG Zhijiang,MAWanqing,TIAN Bo
Abstract: Retired power batteries have poor parameter consistency,when they are used for energy storageafter series and parallel connections,the barrel effect is obvious and the failure rate is high. So the improved modular multilevel H-bridge converter(MMHC)distributed energy storage based on modular multilevel con...
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Number of views:2629 Amount of downloads:1305